M20.22
Billable codeHallux rigidus, left foot
The ICD-10 code for hallux rigidus, left foot is M20.22.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M20.20Hallux rigidus, unspecified foot
- M20.21Hallux rigidus, right foot
- M20.22Hallux rigidus, left foot
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 7352Approximate match
Associated MS-DRGs
M20.22 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.